#include <cmath>
#include <QGraphicsDropShadowEffect>
#include <QGraphicsPixmapItem>
#include <QGraphicsScene>
#include <QPainter>
#include "keywidget.h"
#include "keyaction.h"
#include "kbbind.h"

Include dependency graph for keywidget.cpp:

Functions
QRgb	monoRgb (float r, float g, float b)

Variables
static const int	KEY_SIZE = 12

static QImage *	m65Overlay = 0

static QImage *	sabOverlay = 0

static QImage *	scimOverlay = 0

Function Documentation

QRgb monoRgb	(	float	r,
		float	g,
		float	b
	)

Definition at line 284 of file kblight.cpp.

References lToS(), and sToL().

Referenced by KbLight::base(), KbLight::frameUpdate(), and KeyWidget::paintEvent().

                                        {
     // It's important to use a linear colorspace for this, otherwise the colors will appear inconsistent
     // Note that although we could use linear space for alpha blending or the animation blending functions, we don't.
     // The reason for this is that photo manipulation programs don't do it either, so even though the result would technically be more correct,
     // it would look wrong to most people.
     r = sToL(r);
     g = sToL(g);
     b = sToL(b);
     int value = round(lToS((r + g + b) / 3.f));
     return qRgb(value, value, value);
 }